It has worked for many. If it works for you please pass on the good news. Dr. Lai is not charging for it, so we should make it free for everyone. Your reward is when someone, through your word of mouth, benefits from the regime. Gallstones may not be everyone's concern. But they should be because we all have them. Moreover, gallstones may lead to cancer. "Cancer is never the first illness," Dr. Lai points out. "Usually, there are a lot of other problems leading to cancer.